Ek Hasina Do Diwane (1972)

Nainital-based, orthodox and traditional, Amar, obtains a degree in Engineering, and re-locates to Bombay for employment. After doing so, he decides to assist his friend, Prakash, woo a wealthy and educated woman, Neeta, but ends up falling in love and marrying her himself much to the chagrin of her father. Shortly after the marriage, he takes her to visit his widowed-schoolteacher mother, but she has gone on an outing. They return back, and shortly thereafter arguments ensue, which escalate to such an extent that Amar assaults her, compelling her to return to her parents' home. When she insists on a divorce - Amar refuses until and unless she lives with him for 15 days in order to create a false scenario of a happy marriage for his mother.